att/att3b2.cpp

Short name	Description	Year	Manufacturer	Runnable	Parent
3b2_300	3B2/300	1984	AT&T	Yes
3b2_310	3B2/310	1985	AT&T	Yes	3b2_300
3b2_400	3B2/400	1985	AT&T	Yes	3b2_300
3b2_600	3B2/600	1987	AT&T	Yes